MEDIUM
7th Jammu and Kashmir Board
IMPORTANT
Earn 100

Explain the working of an electric bell using diagrams.

Important Questions on Electric Current and Circuits

EASY
7th Jammu and Kashmir Board
IMPORTANT
SCIENCE A TEXTBOOK FOR CLASS 7>Chapter 14 - Electric Current and Circuits>Exercise 1
What are the necessary conditions required to make an electric current flow through a circuit?
MEDIUM
7th Jammu and Kashmir Board
IMPORTANT
SCIENCE A TEXTBOOK FOR CLASS 7>Chapter 14 - Electric Current and Circuits>Exercise 2

From the figure below, can you say, will the bulb glow? Give reasons.

MEDIUM
7th Jammu and Kashmir Board
IMPORTANT
SCIENCE A TEXTBOOK FOR CLASS 7>Chapter 14 - Electric Current and Circuits>LET’S ANSWER>Q (II)
Draw the standard symbol used to represent an electric cell.
MEDIUM
7th Jammu and Kashmir Board
IMPORTANT
SCIENCE A TEXTBOOK FOR CLASS 7>Chapter 14 - Electric Current and Circuits>LET’S ANSWER>Q (II)
Draw the standard symbol used to represent an open switch.
MEDIUM
7th Jammu and Kashmir Board
IMPORTANT
SCIENCE A TEXTBOOK FOR CLASS 7>Chapter 14 - Electric Current and Circuits>LET’S ANSWER>Q (II)
Draw the standard symbol used to represent a closed switch.
MEDIUM
7th Jammu and Kashmir Board
IMPORTANT
SCIENCE A TEXTBOOK FOR CLASS 7>Chapter 14 - Electric Current and Circuits>LET’S ANSWER>Q (II)
Draw the standard symbol used to represent a bulb.
MEDIUM
7th Jammu and Kashmir Board
IMPORTANT
SCIENCE A TEXTBOOK FOR CLASS 7>Chapter 14 - Electric Current and Circuits>LET’S ANSWER>Q (II)
Draw the standard symbol used to represent a wire.
MEDIUM
7th Jammu and Kashmir Board
IMPORTANT
SCIENCE A TEXTBOOK FOR CLASS 7>Chapter 14 - Electric Current and Circuits>Think and Answer>Q 2
You know that the strength of an electromagnet depends on the amount of current flowing in the coil. Do you think the magnetic strength will increase/decrease if the amount of current in the coil is increased?